A.噴油器 B.聯(lián)軸器 C.出油閥 D.噴油嘴
A.聽(tīng)不到;聽(tīng)到 B.聽(tīng)到;聽(tīng)不到 C.聽(tīng)到;聽(tīng)到 D.聽(tīng)不到;聽(tīng)不到